886339979

素因数分解:

$7^2\times {\mathrm{997}}^1\times {\mathrm{18143}}^1$

素因数の和:19154

約数の個数: 12

約数和(自身を含む): 1032139584

約数和(自身を除く): 145799605

約数列:

[1, 7, 49, 997, 6979, 18143, 48853, 127001, 889007, 18088571, 126619997, 886339979]

約数ペア:

[(1, 886339979), (7, 126619997), (49, 18088571), (997, 889007), (6979, 127001), (18143, 48853)]